Forum Discussion

xiaolche's avatar
xiaolche
Icon for Nimbostratus rankNimbostratus
Feb 15, 2023

Collect UDP packet client IP with irule on LTM

Could anyone tell me how to collect client IP address with irule and save client ip to log ? We have VIP which is for DNS and NTP service,  protocol profile is UDP  ( without Datagram LB enable) . i...
devops
event
irule
Amine_Kadimi's avatar
Amine_Kadimi
Icon for MVP rankMVP
Feb 15, 2023

As per the doc here the command [IP::server_addr] is not available in the CLIENT_ACCEPTED event. I wonder how the iRule can succeed in some cases. As Paulius suggested you should see error messages if the iRule does contain errors. Can you check this? 

  • xiaolche's avatar
    xiaolche
    Icon for Nimbostratus rankNimbostratus
    Feb 20, 2023

    Thank you both.   I tried SERVER_CONNECTED first , then changed to CLIENT_ACCEPTED . So the log i saw maybe from server_connected. I will test again during maitenance window.

    -xiaolin